Variably foliated, variably migmatitic, and granitic to quartz dioritic in composition
Variably interlayered, containing subordinate layers of amphibolite and sillimanite-mica schist
Equigranular to inequigranular granite gneiss and augen gneiss, undivided
Predominately hornblende-plagioclase gneiss and amphibolite, locally having interlayers of biotite-quartz-feldspar gneiss, undivided
Aluminous muscovite-biotite schist, locally having subordinate amphibolite layers
Biotite granitoid augen gneiss having distinctive microcline augen; monzonite to granodiorite composition
Chauga River Formation and Poor Mountain Formation, undivided
Monzonitic to granodioritic; inequigranular.
Sillimanite-rich aluminous schist composed mainly of sillimanite, biotite, muscovite, and minor quartz